氮沉降下西南山地针叶林根际和非根际土壤微生物养分限制特征差异
张英1,2, 张常洪1,2, 汪其同1,*(
), 朱晓敏1, 尹华军1
), 朱晓敏1, 尹华军1
Difference of microbial nutrient limiting characteristics in rhizosphere and bulk soil of coniferous forests under nitrogen deposition in southwest mountain, China
ZHANG Ying1,2, ZHANG Chang-Hong1,2, WANG Qi-Tong1,*(), ZHU Xiao-Min1, YIN Hua-Jun1
), ZHU Xiao-Min1, YIN Hua-Jun1
图2. 氮添加对西南山地华山松林根际和非根际土壤矢量角度的影响(平均值±标准误)。CK, 对照处理; N, 施氮处理; S, 土壤位置; S × N, 土壤位置与施氮处理的交互效应。*, p < 0.05; **, p < 0.01; ns, p > 0.05; n = 3。
Fig. 2. Effect of nitrogen addition on vector angle in rhizosphere and bulk soil in Pinus armandii forest in southwest mountain, China (mean ± SE). CK, control treatment; N, nitrogen addition treatment; S, soil position; S × N, interaction effect between soil position and nitrogen addition treatment. *, p < 0.05; **, p < 0.01; ns, p > 0.05; n = 3.
